import time
from lxml import etree
import decimal_precision as dp

import netsvc
import pooler
from osv import fields, osv, orm
from tools.translate import _


class account_invoice(osv.osv):
    _inherit = 'account.invoice'

    _columns = {

        'cate_parent_id': fields.many2one('product.category', 'Parent Category',
                                          help="Select product parent category which will not be grouped by category lines"),


    }


account_invoice()
